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PalDat - Palynological Database

an online publication on recent pollen

Daphne laureola

Taxonomy: Angiospermae, Malvales, Thymelaeaceae, Daphne

Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Daphne-laureola.htm

Published: 2020-12-07

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  size of hydrated pollen (LM): 51-100 µm,  shortest polar axis in equatorial view (LM): -,  longest polar axis in equatorial view (LM): -,  shortest diameter in equatorial or polar view (LM): 41-50 µm,  longest diameter in equatorial or polar view (LM): 41-50 µm,  pollen class: porate,  polarity: -,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): polar,  P/E-ratio (dry pollen): -,  shape (dry pollen): spheroidal,  outline in polar view (dry pollen): circular,  infoldings (dry pollen): not infolded,  aperture number: >6,  aperture type: porus,  aperture condition: pantoporate, porate,  aperture peculiarities: pantoaperturate

Ornamentation and Structure

LM  ornamentation LM: reticulate,  nexine: -,  sexine: -,  SEM  ornamentation SEM: reticulum cristatum, microechinate, reticulate,  suprasculpture SEM: -,  TEM  tectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

pollen coatings: -,  reserves in cytoplasm: -,  cell number: -,  Ubisch bodies: -

Author(s) of diagnosis: Halbritter, Heidemarie; Auer, Waltraud

Pictures

flower(s)

1. flower(s)

fruits and flowers

2. fruits and flowers

flower(s)

3. flower(s)

hydrated pollen

4. hydrated pollen

hydrated pollen

5. hydrated pollen

hydrated pollen

6. hydrated pollen

hydrated pollen grains

7. hydrated pollen grains

aperture

8. aperture

exine surface

9. exine surface

dry pollen grain

10. dry pollen grain

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. fruits and flowers, photographer: Buchner, R.
  3. flower(s), photographer: Svojtka, N.
  4. hydrated pollen - fresh, glycerine, unstained, photographer: Auer, W.
  5. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
  6. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
  7. hydrated pollen grains - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. dry pollen grain - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

  • Halbritter, H (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143

Copyright and Citation

Cite this publication as:

Halbritter H., Auer W., Buchner R., Svojtka N. 2020. Daphne laureola. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Daphne_laureola/304214;jsessionid=A0EB68A6E6060FD5950E4E07BF49CBD0; accessed 2025-01-10

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